return

package com.karl2;

public class returnDemo {
    public static void main(String[] args) {
        System.out.println("程序开始");
        chu(10,5);
        System.out.println("程序结束");
    }
    public static void chu(int a,int b){
        if (b==0){
            System.out.println("数据有问题");
            return;
        }
        int c=a/b;
        System.out.println("除法结果是："+c);
    }
}